100% Polyester . Great for your tuxedo or uniform needs . Satin fabric with a silk feel . Pre tied for a perfect look every time . Adjustable neck band for easy sizing . Classic bow tie widely used by the tuxedo industry. Satin fabric is soft to the touch with a silk like feel and look. Adjustable neck band which is easy to resize, fits neck size 12 1/2" to 23". High quality construction and stitching that will give you years of use.